Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Hazardous Weather Conditions

Wind Advisory until December 11, 07:00 PM MST

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

Lat: 46.96826°NLon: 112.97487°WElev: 4199.0ft.

unknown precip

43°F

6°C

Humidity	73%
Wind Speed	W 2 MPH
Barometer	NA
Dewpoint	35°F (2°C)
Visibility	NA
Last update	11 Dec 10:30 AM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

10 Miles WNW Lincoln MT

Wind Advisory December 11, 10:56am until December 11, 07:00pm

Click here for hazard details and duration

Wind Advisory

Wind Advisory December 11, 10:56am until December 11, 07:00pm
NOW until 7:00pm Thu
Wind Advisory
Today
High: 39 °F
Rain/Snow
Tonight
Low: 29 °F
Snow
Friday
High: 39 °F
Rain/Snow
Friday Night
Low: 33 °F
Rain/Snow
Likely
Saturday
High: 39 °F
Chance Snow
then Partly
Sunny
Saturday Night
Low: 30 °F
Partly Cloudy
Sunday
High: 41 °F
Mostly Sunny
Sunday Night
Low: 32 °F
Mostly Cloudy

Detailed Forecast

Today

Rain and snow. Snow level 6600 feet lowering to 5700 feet in the afternoon . High near 39. West wind around 17 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow. Low around 29. West wind 15 to 20 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Friday

Snow before 11am, then rain and snow. Snow level rising to 6500 feet in the afternoon. High near 39. West wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Friday Night

Rain and snow likely, becoming all snow after 2am. Snow level 6400 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 33. West wind 11 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Saturday

A 30 percent chance of snow before 11am. Partly sunny, with a high near 39. West southwest wind 6 to 9 mph, with gusts as high as 20 mph. Little or no snow accumulation expected.

Saturday Night

Partly cloudy, with a low around 30.

Sunday

Mostly sunny, with a high near 41.

Sunday Night

Mostly cloudy, with a low around 32.

Monday

A slight chance of rain and snow between 11am and 2pm, then a slight chance of rain after 2pm. Snow level 5500 feet rising to 7100 feet in the afternoon. Partly sunny, with a high near 42.

Monday Night

Rain likely before 2am, then rain and snow likely. Mostly cloudy, with a low around 35.

Tuesday

Rain and snow likely. Snow level 6300 feet lowering to 5500 feet in the afternoon . Mostly cloudy, with a high near 37.

Tuesday Night

Snow. Mostly cloudy, with a low around 29.

Wednesday

Snow likely. Mostly cloudy, with a high near 32.